Re: [PATCH v1 2/3] drm/msm/dp: decoupling dp->id out of dp controller_id at scxxxx_dp_cfg table

[Kuogee Hsieh <quic_khsieh@quicinc.com>]

On 6/24/2022 5:46 PM, Dmitry Baryshkov wrote:
> On Sat, 25 Jun 2022 at 03:28, Dmitry Baryshkov
> <dmitry.baryshkov@linaro.org> wrote:
>> On Sat, 25 Jun 2022 at 03:23, Kuogee Hsieh <quic_khsieh@quicinc.com> wrote:
>>> On 6/24/2022 5:21 PM, Dmitry Baryshkov wrote:
>>>> On Sat, 25 Jun 2022 at 03:19, Kuogee Hsieh <quic_khsieh@quicinc.com> wrote:
>>>>> How can I have eDP call dpu_encoder_init() before DP calls with
>>>>> _dpu_kms_initialize_displayport()?
>>>> Why do you want to do it? They are two different encoders.
>>> eDP is primary display which in normal case should be bring up first if
>>> DP is also presented.
>> I do not like the concept of primary display. It is the user, who must
>> decide which display is primary to him. I have seen people using just
>> external monitors and ignoring built-in eDP completely.from

>> Also, why does the bring up order matters here? What do you gain by
>> bringing up eDP before the DP?
> I should probably rephrase my question to be more clear. How does
> changing the order of DP vs eDP bringup help you 'to fix screen
> corruption'.

it did fix the primary display correction issue if edp go first and i do 
not know the root cause yet.

We are still investigating it.

However I do think currently msm_dp_config sc7280_dp_cfg has issues need 
be addressed.



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